#Download {
	width: 1200px;
	height: 290px;
	text-align: center;
	position: absolute;
	top: 789px;
	left: 50%;
	margin-left: -341px;
	z-index: 51;
	border-radius: 5px;
}
#Download .btn_down_s1 {
	float: left;
	width: 360px;
	height: 111px;
	text-indent: -999em;
	margin-right: 0px;
	background: url(../image/down1.png) no-repeat left top;
}
#Download .btn_down_s2 {
	float: left;
	width: 360px;
	height: 111px;
	text-indent: -999em;
	margin-left: 0px;
	background: url(../image/cz.png) no-repeat left top;
}
#Download .btn_down_s3 {
	float: left;
	width: 360px;
	height: 111px;
	text-indent: -999em;
	margin-right: 0px;
	background: url(../image/down2.png) no-repeat left top;
}
#Download .btn_down_s4 {
	float: left;
	width: 110px;
	height: 290px;
	text-indent: -999em;
	margin-right: 0px;
	background: url(../image/zb.png) no-repeat left top;
}
#Download .btn_down_s1:hover,
#Download .btn_down_s2:hover,
#Download .btn_down_s3:hover,
#Download .btn_down_s4:hover {
	margin-top: 7px;
}
@keyframes sc {
	0% {
		transform: scale(1);
	}
	50% {
		transform: scale(0.8);
	}
	100% {
		transform: scale(1);
	}
}